POS system, bar code scanner, and method for controlling POS system
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United States of America Patent
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Jan 23, 2018
Grant Date -
Mar 20, 2014
app pub date -
Sep 12, 2011
filing date -
May 27, 2011
priority date (Note) -
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Abstract
Provided is a POS system including: a storage part for storing a product code for identifying a product and a radiation dose or a radioactivity threshold defined for each product code, the product code and the radiation dose or the radioactivity threshold being associated with each other; a scanner part including a product reading part for reading a product code attached to a product, and a radioactivity measurement part for measuring a radiation dose emitted from the product or radioactivity defined based on the radiation dose; a comparison part for comparing a radiation does or a radioactivity threshold corresponding to the product code read by the product code reading part and a value measured by the radioactivity measurement part with each other; and an alert output part for outputting an alert when the measured value exceeds the threshold.
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